SpiralEdge™ Inner Fin Tubes

Enhanced Internal Turbulence for Superior Heat Exchange

Inner Groove Fin Tube 1
Inner Groove Fin Tube 2
Inner Groove Fin Tube 3
Inner Groove Fin Tube 4

Tube Tech® SpiralEdge™ Inner Fin Tubes are precision-drawn tubes featuring engineered helical inner ribs that increase turbulence, boost internal heat transfer coefficients, and reduce fouling. Designed for both cooling and heating cycles where efficient fluid-side performance is essential.

Key Features

  • • Helical internal fins for increased turbulence & heat absorption
  • • Reduced fouling and improved fluid distribution
  • • Excellent for refrigerants, oils, gases & process fluids
  • • Manufactured with superior dimensional accuracy
  • • Available in copper tubing, copper alloys, brass & stainless steel
  • • Tailored fin geometry available for performance optimisation

SpiralEdge™ Fin Tube Varieties - Technical Specifications

Fin Tube Type Tube Diameter Tube Thickness Fin Density Fin Depth Tube Length
Integral Fin Tubes 6.35 - 40 mm 0.90 mm+ 11 - 40 FPI 0.6 - 2.5 mm Up to 10 Mtrs
Corrugated Fin Tubes 9.52 - 38.10 mm 0.55 mm+ 4 - 10 FPI 0.35 mm+ Up to 10 Mtrs
Turbo Chill Tubes 15.87 & 19.05 mm 1.14 mm+ 19 & 26 FPI 1.2 mm+ Up to 10 Mtrs
End Cross Fin Tubes 12.70 - 25.40 mm 0.55 mm+ 26 FPI 0.25 mm+ Up to 10 Mtrs
Condenser Tubes 15.87 & 19.05 mm 1.00 mm+ 40 - 56 FPI 0.75 mm+ Up to 10 Mtrs
Internally Finned Tubes 6.00 - 25.40 mm 0.60 mm+ 30 - 75 grooves 0.15 mm+ Up to 10 Mtrs
Finned Cooling Coils 12.70 - 22.22 mm 1.25 mm+ 11 - 26 FPI 1.2 - 2.5 mm Coils as required
Finned U-Bent Tubes 9.52 - 25.40 mm 0.90 mm+ 19 - 26 FPI 0.8 - 1.6 mm Leg: Up to 5000 mm

Applications

Evaporator Coils Condenser Coils HVAC–R Systems High-Efficiency Heat Exchangers Oil Cooling Lines Boiler Systems